Revert "Added toast warning  when adding head comment to favourite list twice"

This reverts commit 62fdb31503e6ead8fbc48f4b87f7192504aceca2.

Conflicts:
	Team10ProjectW2014/bin/Team10ProjectW2014.apk
	Team10ProjectW2014/src/ca/ualberta/team10projectw2014/controllersAndViews/SubCommentViewActivity.java
changes